In some rare salamander species, all individuals are females. Reproduction relies on those females having access to sperm from males of another species. However, the resulting embryos receive no genetic contribution from the males. Why do you think sperm are necessary for reproduction?

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#Question id: 15606

#XL - S Microbiology

A biopolymer which is stable in extreme physical and chemical environments, and exhibits physical and chemical properties similar to those of a plastic known as

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#Question id: 15679

#XL - S Microbiology

Dry heat sterilization the items to be sterilized are placed in an oven at 

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#Question id: 8921

#XL - T Zoology

Evidence of which structure or characteristic would be most surprising to find among fossils of the Ediacaran fauna?

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#Question id: 5763

#XL - R Botany

A mutation that causes a mutant phenotype only under restrictive conditions

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#Question id: 3022

#XL - S Microbiology

Late log phase of the bacterial growth curve